linux-kernel - Re: [PATCH 1/8] fs/9p: Deletion of unnecessary checks before the function call "p9_client

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20150105112206.GC15033@mwanda>
Date:	Mon, 5 Jan 2015 14:22:06 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	SF Markus Elfring <elfring@...rs.sourceforge.net>
Cc:	Eric Van Hensbergen <ericvh@...il.com>,
	Latchesar Ionkov <lucho@...kov.net>,
	Ron Minnich <rminnich@...dia.gov>,
	v9fs-developer@...ts.sourceforge.net,
	LKML <linux-kernel@...r.kernel.org>,
	kernel-janitors@...r.kernel.org,
	Julia Lawall <julia.lawall@...6.fr>
Subject: Re: [PATCH 1/8] fs/9p: Deletion of unnecessary checks before the
 function call "p9_client_clunk"

On Sun, Dec 28, 2014 at 09:40:25PM +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Sat, 27 Dec 2014 09:34:39 +0100
> 
> The p9_client_clunk() function tests whether its argument is NULL
> and then returns immediately. Thus the test around the call is not needed.
> 

Not true.  You are not allowed to call p9_client_clunk(NULL).  I assume
this patch adds a bug.  You have tried to introduce several of these
kinds of bugs.  You are not careful enough.

regards,
dan carpenter

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/